• Do you game online or use a commercial VPN? Do you use office productivity software? Have you ever had to troubleshoot connection issues? Select an application, either one you are familiar with or one that interests you. In your initial discussion post, identify the application and its purpose, the ports that must be open for it to be fully functional and the protocols required for communication. Also, and this will require some research, share specific examples from knowledge base articles and/or technical support forums of network communication issues specific to the application that have been experienced by end users. (250 words or less)